<!doctype html>
<html>
<head></head>
<body>
<script>
document.domain = '51.com';
/*
function xht(){
    var xmlhttp;
    try {
        xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
    } catch (e1) {
        try {
            xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
        } catch (e2) {
        }
    }
    if (!xmlhttp) {
        if (typeof XMLHttpRequest != "undefined") {
            xmlhttp = new XMLHttpRequest();
        }
    }
    return xmlhttp;
}

*/
function xht(){
    var xmlhttp = null;
    if(window.XMLHttpRequest) {
            xmlhttp = new XMLHttpRequest();
            //make sure that Browser supports overrideMimeType
            if( typeof xmlhttp.overrideMimeType != 'undefined') { xmlhttp.overrideMimeType('text/xml'); }
    }else if(window.ActiveXObject) {
            xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
    }else{
        if (typeof XMLHttpRequest != "undefined") {
            xmlhttp = new XMLHttpRequest();
        }
    }
    return xmlhttp;
}

var pageload =1;

</script>
</body>
</html>
